Welding helmet



FIG. 1 is a front perspective view of a welding helmet showing my new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing of portions of the welding helmet in FIGS. 1-7 is for the purpose of illustrating environmental structure and forms no part of the claimed design. The oblique line shading shown in FIGS. 1-4 represents a glass surface. 

CLAIM The ornamental design for a welding helmet, as shown and described. 